let I be Element of Segm 8; for S being non empty 1-sorted
for x being Element of SCM-Instr S
for mk being Element of NAT st x = [I,<*mk*>,{}] holds
x jump_address = mk
let S be non empty 1-sorted ; for x being Element of SCM-Instr S
for mk being Element of NAT st x = [I,<*mk*>,{}] holds
x jump_address = mk
let x be Element of SCM-Instr S; for mk being Element of NAT st x = [I,<*mk*>,{}] holds
x jump_address = mk
let mk be Element of NAT ; ( x = [I,<*mk*>,{}] implies x jump_address = mk )
assume A1:
x = [I,<*mk*>,{}]
; x jump_address = mk
then consider f being FinSequence of NAT such that
A2:
f = x `2_3
and
A3:
x jump_address = f /. 1
by Def9;
f = <*mk*>
by A1, A2, RECDEF_2:def 2;
hence
x jump_address = mk
by A3, FINSEQ_4:16; verum